I can tutor you can tutor he can tutor we can tutor you can tutor they can tutor
Forma com V-ing
I can be tutoring you can be tutoring he can be tutoring we can be tutoring you can be tutoring they can be tutoring
Perfeito
I can have tutored you can have tutored he can have tutored we can have tutored you can have tutored they can have tutored
Perfeito com V-ing
I can have been tutoring you can have been tutoring he can have been tutoring we can have been tutoring you can have been tutoring they can have been tutoring
Negação
Forma simple
I can't tutor you can't tutor he can't tutor we can't tutor you can't tutor they can't tutor
Forma com V-ing
I can't be tutoring you can't be tutoring he can't be tutoring we can't be tutoring you can't be tutoring they can't be tutoring
Perfeito
I can't have tutored you can't have tutored he can't have tutored we can't have tutored you can't have tutored they can't have tutored
Perfeito com V-ing
I can't have been tutoring you can't have been tutoring he can't have been tutoring we can't have been tutoring you can't have been tutoring they can't have been tutoring
Forma interrogativa
Forma simple
can I tutor? can you tutor? can he tutor? can we tutor? can you tutor? can they tutor?
Forma com V-ing
can I be tutoring? can you be tutoring? can he be tutoring? can we be tutoring? can you be tutoring? can they be tutoring?
Perfeito
can I have tutored? can you have tutored? can he have tutored? can we have tutored? can you have tutored? can they have tutored?
Perfeito com V-ing
can I have been tutoring? can you have been tutoring? can he have been tutoring? can we have been tutoring? can you have been tutoring? can they have been tutoring?
Forma interro-Negação
Forma simple
can't I tutor? can't you tutor? can't he tutor? can't we tutor? can't you tutor? can't they tutor?
Forma com V-ing
can't I be tutoring? can't you be tutoring? can't he be tutoring? can't we be tutoring? can't you be tutoring? can't they be tutoring?
Perfeito
can't I have tutored? can't you have tutored? can't he have tutored? can't we have tutored? can't you have tutored? can't they have tutored?
Perfeito com V-ing
can't I have been tutoring? can't you have been tutoring? can't he have been tutoring? can't we have been tutoring? can't you have been tutoring? can't they have been tutoring?